KZ-ATES Copper Conductor Monitoring Stereo Sound HiFi Headphones Headset Without Microphone Sweatproof Earphone In Ergonomic Cavity Design and Copper Driver Unit for MP3 Cell Phone(Black) High Performance Copper driver unit:This Sports Headphone with high quality copper material, has a precise resolution than average driver. Sound performance is clear treble exquisite voicals and heavy bass.Cooper is high rigidity, can effectively reduce the loss of sound, high resolution sound, wide sound field, the sound is full and rich dynamic course. Lossless HiFi cable and gold-plated Jack effectly reduces signal loss:Jack contact surface plated gold to prevent oxidation, reduces signal loss and provides a better audio restoration. 32 Core Long crygen oxygen-free copper cable, lossless transmission of audio signal. Fully restore the scene sound and detail. DI3 headset with this high-end material to make the perfect stereo. HD microphone for clear calls:This Sports headset with a microphone HD, have a better sound quality, to cooperate in digital CVC noise reduction technology, effectively reduce interference from background sounds. To clear calls. Comfortable to wear:This Sports headset is lighter, reducing the weight of wear. The Form Fit reasonable for most people's ears. Comfortable to wear for a long time, it will not cause as common discomfort in the ear headphones. The headset with better noise insulation, to avoid sound leakage, the full enjoyment of sound headset. Egonomic design:The Sports Headphone with a dynamic fashion look. Feel comfortable wearing with ergonomics designed headset. And the housing promote sound performance.